Semiconductors. Direct bandgap semiconductors (GaAs, InGaAs, InGaAsP) The minimum of CB is directly above the maximum of VB Electro-hole pair can recombine.
Doping and Crystal Growth Techniques. Types of Impurities Substitutional Impurities Substitutional Impurities –Donors and acceptors –Isoelectronic Defects.
Extrinsic Semiconductors
Controlled Doping in Zinc Oxide Thin Films via Oxygen Plasma-Assisted Sol-Gel (OPASG) Processing
